Hot Rolled Steel Round Bar 6mm-150mm
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- -
- Supply Capability:
- 100000 m.t./month
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Specifications of Chinese Standard Round Bar
1. Grade: Q195, Q235, Q345
2. Diameter: 6mm-150mm
3. Length: 6m, 9m, 12m or as customer’s request
4. Tolerance: Within ±5% for weight; ±2mm for diameter
5. Note: The price can be better is the quantity is good
6. Chemical composition
Alloy No | Element (%) | ||||
C | Mn | S | P | Si | |
Q195 | 0.06-0.12 | 0.25 | ≤0.05 | ≤0.045 | ≤0.3 |
Q235 | 0.12—0.20 | 0.3—0.7 | ≤0.045 | ≤0.045 | ≤0.3 |
Q345 | ≤0.2 | 1.00-1.60 | ≤0.045 | ≤0.045 | ≤0.55 |
Usage and Applications of Chinese Standard Round Bar
1. Chinese standard steel bar is often used where large amounts of steel need to be formed, for example as structural steel.
2. And we can use this kind of product on the performance of the mechanical parts if the demand is not very high.
3. Steel round bar is used in construction and a large number of architectural and engineering structures.
Packaging & Delivery of Chinese Standard Round Bar
Packaging Detail: All goods are packed in bundle with steel strips and shipped by break bulk vessel or container (depend on target market and different ports)
Delivery Detail: 45 days
Trade terms: FOB, CFR, CIF
MOQ: 25 tons per specification; we can negotiate the quantity if the specification is normal or we have stock of one specification.
Weight: The price invoicing on theoretical weight basis or actual weight basis depends on customer’s request.
Shipment: The shipment of bulk break or container is depends on customer’s request and the situation of the port of destination.
Documents given: Full set of original clean on board bill of lading; Original signed commercial invoice; Original packing list; Policy of insurance; Certificate of origin and what the target market needs.
Production Flow of Chinese Standard Round Bar
1. The common processes are preheated forging quenching, dual refinement solution process, cooling quenching and isothermal quenching. We use heat treatment for dual refinement solution process.
2. Material prepare (billet) — heat up — rough rolling — precision rolling — cooling — packing — storage and transportation
Characteristics of Chinese Standard Round Bar
1. The steel in which the main interstitial alloying constituent is carbon in the range of 0.12–2.0%.
2. As the carbon percentage content rises, steel has the ability to become harder and stronger through heat treating; however it becomes less ductile.
3. Quality should be in conformity with the specification of the manufacturer. Quantity and packing conditions should be in conformity with the term in the contract.
4. Regardless of the heat treatment, higher carbon content reduces weld ability. In carbon steels, the higher carbon content lowers the melting point.
- Q:Can steel round bars be used in the automotive industry?
- Yes, steel round bars can be used in the automotive industry. Steel round bars are commonly used in the automotive industry for various applications. They are often utilized for manufacturing components such as axles, drive shafts, suspension parts, and steering components. Steel round bars offer high strength, durability, and resistance to wear and tear, making them suitable for withstanding the demanding conditions and loads experienced by automotive components. Additionally, steel round bars can be easily machined and welded, allowing for efficient production and assembly processes in the automotive industry. Overall, steel round bars are a reliable and cost-effective choice for automotive manufacturers, making them a popular material for use in the industry.
- Q:Can steel round bars be used for making musical instruments?
- Yes, steel round bars can be used for making musical instruments. They can be used to create various percussion instruments such as steel drums or xylophones. The steel round bars can be tuned to produce specific musical notes and can be shaped and crafted to achieve the desired sound.
- Q:Are steel round bars suitable for use in the automotive industry?
- Yes, steel round bars are suitable for use in the automotive industry. Steel round bars offer several advantages that make them ideal for automotive applications. Firstly, steel round bars provide excellent strength and durability, which are crucial for automotive components that need to withstand high levels of stress and impact. The high tensile strength of steel ensures that these components can handle the demanding conditions of the automotive industry, such as heavy loads and harsh environments. Secondly, steel round bars have good machinability, allowing them to be easily shaped and fabricated into various automotive parts. This versatility is essential for creating components with complex geometries, such as crankshafts, axles, and suspension components. Furthermore, steel round bars offer superior dimensional stability, ensuring that automotive parts maintain their shape and performance over time. This is particularly important for critical components that need to meet precise specifications and tolerances. Additionally, steel round bars have excellent heat resistance, making them suitable for applications that involve high temperatures, such as engine components and exhaust systems. The thermal stability of steel ensures that these parts can operate efficiently and reliably under extreme heat conditions. Moreover, steel is readily available and cost-effective compared to other materials, making it an attractive choice for the automotive industry. The abundance of steel resources and the well-established manufacturing processes contribute to its affordability, making it a practical option for mass production. In conclusion, steel round bars are highly suitable for use in the automotive industry due to their strength, durability, machinability, dimensional stability, heat resistance, and cost-effectiveness. These qualities make steel round bars an excellent choice for various automotive components, contributing to the overall performance, safety, and longevity of vehicles.
- Q:What are the standard sizes of steel round bars?
- The standard sizes of steel round bars vary depending on the country and the specific industry standards. In general, steel round bars are available in a wide range of diameters, typically ranging from 6mm (0.24 inches) to 400mm (15.75 inches) or even larger. Commonly used sizes for commercial applications include 10mm (0.39 inches), 12mm (0.47 inches), 16mm (0.63 inches), 20mm (0.79 inches), 25mm (0.98 inches), and 32mm (1.26 inches). However, it is important to note that these sizes may differ in different regions and industries, and specialized applications may require unique dimensions. It is always recommended to consult the relevant industry standards or consult with suppliers to determine the specific standard sizes for steel round bars in a particular context.
- Q:Can steel round bars be used for making storage tanks?
- Yes, steel round bars can be used for making storage tanks. Steel is a versatile and widely used material in various industries, including the manufacturing of storage tanks. Steel round bars are known for their strength, durability, and resistance to corrosion, making them suitable for storing a wide range of substances, including liquids and gases. The round shape of the bars allows for easy fabrication and assembly, ensuring the structural integrity of the storage tank. Additionally, steel round bars can be easily welded or bolted together, allowing for customization and flexibility in tank design. Overall, steel round bars are a popular choice for making storage tanks due to their reliability, longevity, and ability to withstand high pressure and extreme environmental conditions.
- Q:What are the cost considerations for steel round bars?
- The cost considerations for steel round bars typically include factors such as the grade and quality of steel used, the diameter and length of the bar, the quantity being purchased, and the current market conditions. Additionally, any additional processing, such as cutting or heat treatment, may also affect the overall cost.
- Q:How do I calculate the length of a steel round bar based on weight?
- To calculate the length of a steel round bar based on its weight, you need to know the density of steel and the weight of the bar. First, determine the density of steel, which is typically around 7850 kilograms per cubic meter. This value may vary depending on the type and grade of steel being used. Next, convert the weight of the steel round bar to kilograms if it is given in a different unit. For example, if the weight is given in pounds, you can multiply it by 0.4536 to convert it to kilograms. Once you have the weight in kilograms, you can use the formula: Length = Weight / (Density * π * (Diameter/2)^2) In this formula, the diameter should be in meters, so if it is given in a different unit, convert it accordingly. The symbol "π" represents the mathematical constant pi, which is approximately equal to 3.14159. By plugging in the values into the formula, you can calculate the length of the steel round bar. Remember to use consistent units throughout the calculation to obtain accurate results. It's important to note that this calculation assumes the round bar has a uniform diameter along its length. If the bar has varying diameters or irregularities, the calculation may provide an approximation rather than an exact length.
- Q:What is the resistance to fatigue of a steel round bar?
- The resistance to fatigue of a steel round bar refers to its ability to withstand repeated loading and unloading cycles without experiencing failure or damage. This property is typically evaluated through fatigue testing, where the bar is subjected to a controlled number of stress cycles. The resistance to fatigue of a steel round bar depends on various factors such as the material composition, heat treatment, surface finish, and the presence of any defects or discontinuities.
- Q:What are the different grades of steel used in round bars?
- There are various grades of steel used in round bars, each with its own unique properties and applications. Some commonly used grades include: 1. Mild Steel (Grade 1018): This is a low carbon steel with good machinability and weldability. It is often used in general engineering applications, such as construction, automotive, and machinery. 2. Carbon Steel (Grade 1045): Carbon steel is a medium carbon steel with high tensile strength and good wear resistance. It is commonly used in shafts, axles, gears, and other high-stress applications. 3. Alloy Steel (Grades 4140, 4340): Alloy steels contain additional elements such as chromium, molybdenum, or nickel to enhance their mechanical properties. These grades offer excellent strength, toughness, and wear resistance and are often used in applications that require high strength and durability, such as automotive parts, aircraft components, and industrial machinery. 4. Stainless Steel (Grades 304, 316): Stainless steel is a corrosion-resistant steel that contains a minimum of 10.5% chromium. It is widely used in various industries, including food processing, chemical, and medical, due to its excellent corrosion resistance, heat resistance, and aesthetic appeal. 5. Tool Steel (Grades A2, D2): Tool steels are specifically designed to have high hardness, wear resistance, and toughness. They are commonly used in the manufacturing of cutting tools, dies, and molds. These are just a few examples of the different grades of steel used in round bars. The selection of the appropriate grade depends on the specific application requirements, including strength, corrosion resistance, heat resistance, and machinability.
- Q:Can steel round bars be used in the manufacturing of tools and equipment?
- Steel round bars are capable of being utilized in the production of tools and equipment. Steel is a favored material selection for the fabrication of tools and equipment because of its remarkable strength, durability, and adaptability. Steel round bars can be effortlessly molded, severed, and shaped into various tool components such as shafts, handles, and blades. Moreover, steel's elevated tensile strength and resistance to deterioration render it appropriate for demanding applications. It can endure the forces and strain involved in tool usage, ensuring a lengthy lifespan and reliable performance. Additionally, steel's ability to undergo heat treatment and hardening permits the creation of tools with heightened hardness and toughness, resulting in greater effectiveness in cutting, shaping, or gripping tasks. On the whole, steel round bars are a prevalent and extensively employed material in the production of tools and equipment due to their strength, durability, and adaptability.
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Hot Rolled Steel Round Bar 6mm-150mm
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- -
- Supply Capability:
- 100000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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